Visitors to Canada will now require eTA before entering the country
Starting March 15, 2016, visa-exempt foreign nationals (who fly to or transit through Canada will need an Electronic Travel Authorization (eTA). Exceptions include U.S. citizens and travellers with a valid visa.
If you travel before March 15, 2016, you do not need an eTA but you can still apply for one. For now, make sure you travel with acceptable travel documents and identification, such as a valid passport.
Please read Visit as a tourist
Starting March 15, 2016, visa-exempt foreign nationals (who fly to or transit through Canada will need an Electronic Travel Authorization (eTA). Exceptions include U.S. citizens and travellers with a valid visa.
If you travel before March 15, 2016, you do not need an eTA but you can still apply for one. For now, make sure you travel with acceptable travel documents and identification, such as a valid passport.
Please read Visit as a tourist